Sofa



FIG. 1 is a front perspective view of the sofa of the present invention showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side elevational view thereof; and,

FIG. 4 is a right side elevational view thereof.

The characteristic feature of the design resides in the particular configuration of the armrest members. 

The ornamental design for a sofa, as shown and described. 